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RT9266GX5 View Datasheet(PDF) - Richtek Technology
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RT9266GX5
Tiny Package, High Efficiency, Step-up DC/DC Converter
Richtek Technology
RT9266GX5 Datasheet PDF : 14 Pages
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RT9266
Typical Application Circuit
L1
D1
V
IN
C3
100uF
3.3 to 10 uH
1N5819
V
OUT
C2
3.3V/5V
1uF
VDD
EN
RT9266
LX
R1
1.6M/3M
EXT GND FB
R2
980k/1M
C1
100uF
Figure 1. RT9266 Typical Application for Portable Instruments
3.1V to 5V for 12V
2.8V to 5V for 9V
V
IN
C4
100uF
L1
4.7uH
RVDD
100
D1
1N5819
VDD EXT
EN
RT9266
LX
GND FB
CVDD
1uF
Q1
N MOS
C3
0.1uF
R1
860k/620k
RM
0.22
R2
C2
1uF
100k
12V/9V
300mA
C1
100uF
Figure 2. RT9266 High Voltage Applications
www.richtek.com
2
DS9266-12 May 2007
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